30 lines
859 B
QML
30 lines
859 B
QML
import QtQuick
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import QtQuick.Controls
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import QtQuick.Layouts
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SpinBox {
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id: spinBox
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width: 100
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height: 30
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MouseArea {
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anchors.fill: parent
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onWheel: (wheel)=> {
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if (wheel.angleDelta.y > 0) {
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if (spinBox.value === spinBox.to) { // 当当前值等于最大值时
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spinBox.value = spinBox.from // 增加时跳转到最小值
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} else {
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spinBox.value++ // 当滚轮向上滚动时增加值
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}
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} else {
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if (spinBox.value === spinBox.from) {
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spinBox.value = spinBox.to // 当当前值等于最小值时，减少时跳转到最大值
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} else {
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spinBox.value-- // 当滚轮向下滚动时减小值
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}
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}
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}
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}
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}
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